The first recorded instance of the Catholic practice of perpetual Eucharistic adoration formally begins in Avignon, France.

The Catholic Church, also called the Roman Catholic Church, is the largest Christian church, with an estimated 1.28 to 1.41 billion baptized members worldwide as of 2026. It consists of 24 autonomous churches—the Latin Church and 23 Eastern Catholic Churches—organized into nearly 3,500 dioceses and…